Export-Mailbox : Error was found for
<username> (<SMTP
address>) because: Error occurred in the step: Moving
messages. Failed to copy messages to the destination mailbox store with error:
MAPI or an unspecified service provider.
ID no: 00000000-0000-00000000, error code: -1056749164
MAPI or an unspecified service provider.
ID no: 00000000-0000-00000000, error code: -1056749164